Question

length of its diagonal is
25. Each edge of a cube is increased by 50%. Find the percentage increase
in the surface area of the cube.
TL in the volume of a ruhnid of dimensions a, b, c and S is its surface​

Answer 1

Answer:

Let the original side be a then

Original surface area S=6a  

2

 

When side is increased by 50%, side becomes  

2

3

​  

a then  

Surface area  s=  

2

27

​  

a  

2

 

Hence,

Surface area is increases by x=  

6a  

2

 

2

27

​  

a  

2

−6a  

2

 

​  

×100=125%

This is the required solution

Step-by-step explanation: